ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,116, issued on Feb. 17, was assigned to Oura Health Oy (Oulu, Finland).

"Techniques for determining blood pressure based on a relative timing of pulses" was invented by Juha Pekka Parkka (Lempaala, Finland), Petri Maatta (Ylojarvi, Finland), Kimmo Parssinen (Tampere, Finland), Emmi Maria Johanna Antikainen (Pirkkala, Finland) and Miska Mikael Viljami Valkonen (Jyvaskyla, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and devices for synchronizing multiple devices for determining physiological metrics are described. A method may include flashing light-emitting diodes (LEDs) of a wearable device, and capturing images of the f...